Scale = 2 epochs = 4
| 1883-1912
|
| TERM | SCORE
| | scienc | 937.13
| | natur | 919.71
| | man | 902.37
| | life | 822.77
| | great | 766.38
| | time | 610.82
| | men | 491.10
| | histori | 461.79
| | knowledg | 450.49
| | world | 427.31
| | mind | 416.82
| | thought | 389.93
| | human | 386.71
| | thing | 385.45
| | modern | 381.91
|
|
| 1913-1942
|
| TERM | SCORE
| | scienc | 890.41
| | man | 568.69
| | life | 543.79
| | time | 455.97
| | natur | 452.00
| | great | 427.46
| | world | 331.05
| | knowledg | 316.02
| | evolut | 296.55
| | theori | 277.37
| | histori | 276.75
| | modern | 276.52
| | live | 276.00
| | human | 274.39
| | dai | 273.34
|
|
| 1943-1972
|
| TERM | SCORE
| | scienc | 802.34
| | theori | 464.61
| | natur | 341.05
| | problem | 335.90
| | life | 299.65
| | man | 277.33
| | univers | 251.14
| | live | 232.98
| | fact | 226.38
| | knowledg | 217.05
| | physic | 213.88
| | time | 207.97
| | new | 204.20
| | great | 203.57
| | develop | 192.53
|
|
| 1973-2002
|
| TERM | SCORE
| | univers | 714.55
| | theori | 581.03
| | life | 499.10
| | scienc | 497.26
| | evolut | 479.49
| | natur | 353.10
| | problem | 350.97
| | earli | 348.09
| | chang | 323.60
| | new | 306.68
| | question | 300.05
| | idea | 287.03
| | understand | 274.01
| | origin | 267.80
| | evolutionari | 261.75
|
|
Scale = 3 epochs = 8
| 1883-1897
|
| TERM | SCORE
| | man | 644.46
| | natur | 599.13
| | life | 516.88
| | great | 500.42
| | time | 382.44
| | scienc | 377.85
| | men | 297.41
| | histori | 295.07
| | world | 287.89
| | mind | 286.23
| | anim | 275.23
| | thing | 268.22
| | thought | 261.42
| | human | 260.43
| | modern | 248.55
|
|
| 1898-1912
|
| TERM | SCORE
| | scienc | 559.28
| | natur | 320.57
| | life | 305.88
| | great | 265.96
| | man | 257.91
| | time | 228.38
| | knowledg | 208.20
| | men | 193.68
| | centuri | 193.32
| | histori | 166.72
| | evolut | 163.66
| | dai | 153.57
| | fact | 142.24
| | develop | 139.47
| | world | 139.41
|
|
| 1913-1927
|
| TERM | SCORE
| | scienc | 555.04
| | man | 319.85
| | life | 268.26
| | great | 243.58
| | time | 222.56
| | natur | 211.75
| | evolut | 188.01
| | knowledg | 176.77
| | world | 172.48
| | human | 172.40
| | histori | 156.09
| | modern | 149.73
| | mind | 140.32
| | men | 136.67
| | dai | 134.57
|
|
| 1928-1942
|
| TERM | SCORE
| | scienc | 335.37
| | life | 275.52
| | man | 248.83
| | natur | 240.25
| | time | 233.40
| | great | 183.88
| | theori | 165.25
| | world | 158.56
| | centuri | 145.64
| | live | 143.30
| | knowledg | 139.25
| | dai | 138.76
| | modern | 126.78
| | histori | 120.65
| | new | 119.36
|
|
| 1943-1957
|
| TERM | SCORE
| | scienc | 559.91
| | theori | 229.92
| | natur | 174.71
| | problem | 159.13
| | live | 141.17
| | life | 140.71
| | univers | 138.87
| | fact | 130.58
| | knowledg | 128.49
| | great | 117.87
| | man | 114.04
| | physic | 104.78
| | time | 101.60
| | world | 97.76
| | modern | 96.08
|
|
| 1958-1972
|
| TERM | SCORE
| | scienc | 242.42
| | theori | 234.69
| | problem | 176.76
| | natur | 166.33
| | man | 163.28
| | life | 158.93
| | univers | 112.26
| | physic | 109.10
| | new | 108.85
| | time | 106.36
| | develop | 105.42
| | evolut | 98.96
| | fact | 95.79
| | year | 93.39
| | concept | 93.04
|
|
| 1973-1987
|
| TERM | SCORE
| | theori | 279.76
| | univers | 225.94
| | scienc | 199.23
| | evolut | 196.12
| | problem | 191.39
| | chang | 187.96
| | life | 183.37
| | natur | 156.40
| | question | 153.54
| | earli | 140.39
| | new | 118.44
| | idea | 116.19
| | histori | 111.15
| | evolutionari | 110.58
| | understand | 109.39
|
|
| 1988-2002
|
| TERM | SCORE
| | univers | 488.61
| | life | 315.73
| | theori | 301.26
| | scienc | 298.03
| | evolut | 283.36
| | earli | 207.69
| | natur | 196.70
| | new | 188.24
| | origin | 173.99
| | idea | 170.83
| | understand | 164.62
| | problem | 159.58
| | year | 152.92
| | first | 152.80
| | evolutionari | 151.16
|
|
Scale = 4 epochs = 16
| 1883-1889.5
|
| TERM | SCORE
| | man | 326.60
| | natur | 322.36
| | life | 279.88
| | great | 265.40
| | men | 194.31
| | scienc | 180.27
| | time | 178.72
| | mind | 167.08
| | histori | 155.97
| | thing | 150.46
| | thought | 145.97
| | world | 143.75
| | knowledg | 138.04
| | human | 135.31
| | anim | 132.71
|
|
| 1890.5-1897
|
| TERM | SCORE
| | man | 317.86
| | natur | 276.76
| | life | 236.99
| | great | 235.02
| | time | 203.71
| | scienc | 197.57
| | world | 144.14
| | anim | 142.52
| | histori | 139.09
| | human | 125.12
| | mind | 119.15
| | modern | 119.01
| | thing | 117.75
| | thought | 115.45
| | fact | 106.42
|
|
| 1898-1904.5
|
| TERM | SCORE
| | scienc | 333.45
| | natur | 166.98
| | life | 163.39
| | great | 135.41
| | man | 116.65
| | centuri | 115.64
| | time | 114.72
| | knowledg | 105.72
| | histori | 90.09
| | mind | 73.87
| | evolut | 72.76
| | men | 70.88
| | world | 70.69
| | develop | 70.43
| | dai | 68.97
|
|
| 1905.5-1912
|
| TERM | SCORE
| | scienc | 225.82
| | natur | 153.59
| | life | 142.48
| | man | 141.25
| | great | 130.54
| | men | 122.80
| | time | 113.66
| | knowledg | 102.48
| | evolut | 90.89
| | dai | 84.59
| | centuri | 77.68
| | histori | 76.62
| | fact | 74.01
| | develop | 69.03
| | world | 68.72
|
|
| 1913-1919.5
|
| TERM | SCORE
| | scienc | 255.91
| | man | 142.37
| | great | 115.96
| | life | 107.93
| | time | 103.67
| | natur | 102.67
| | human | 89.50
| | histori | 87.80
| | knowledg | 80.66
| | world | 80.46
| | modern | 69.41
| | mind | 67.57
| | men | 67.07
| | evolut | 64.70
| | live | 61.53
|
|
| 1920.5-1927
|
| TERM | SCORE
| | scienc | 299.12
| | man | 177.48
| | life | 160.33
| | great | 127.62
| | evolut | 123.30
| | time | 118.89
| | natur | 109.08
| | knowledg | 96.10
| | world | 92.02
| | human | 82.89
| | dai | 82.44
| | modern | 80.32
| | mind | 72.74
| | live | 71.17
| | men | 69.60
|
|
| 1928-1934.5
|
| TERM | SCORE
| | scienc | 164.77
| | life | 150.20
| | time | 143.43
| | natur | 140.21
| | man | 125.49
| | great | 101.98
| | theori | 87.10
| | live | 86.10
| | world | 79.51
| | dai | 73.40
| | knowledg | 72.69
| | new | 67.04
| | centuri | 66.86
| | histori | 62.34
| | evolut | 62.02
|
|
| 1935.5-1942
|
| TERM | SCORE
| | scienc | 170.59
| | life | 125.32
| | man | 123.33
| | natur | 100.03
| | time | 89.97
| | great | 81.89
| | world | 79.05
| | centuri | 78.78
| | theori | 78.14
| | knowledg | 66.55
| | modern | 65.59
| | dai | 65.36
| | histori | 58.31
| | live | 57.19
| | mind | 56.09
|
|
| 1943-1949.5
|
| TERM | SCORE
| | scienc | 326.77
| | theori | 105.99
| | natur | 102.82
| | problem | 89.62
| | univers | 82.46
| | life | 75.04
| | great | 71.62
| | knowledg | 70.33
| | live | 67.83
| | fact | 66.18
| | physic | 57.97
| | man | 57.88
| | histori | 53.78
| | new | 50.97
| | discoveri | 48.10
|
|
| 1950.5-1957
|
| TERM | SCORE
| | scienc | 233.14
| | theori | 123.93
| | live | 73.33
| | natur | 71.89
| | problem | 69.51
| | life | 65.67
| | fact | 64.40
| | knowledg | 58.16
| | univers | 56.41
| | man | 56.16
| | time | 54.51
| | thought | 53.98
| | idea | 52.95
| | modern | 50.67
| | world | 49.94
|
|
| 1958-1964.5
|
| TERM | SCORE
| | scienc | 151.12
| | theori | 133.81
| | problem | 115.29
| | natur | 91.10
| | man | 89.80
| | life | 87.11
| | develop | 58.94
| | univers | 56.93
| | fact | 55.97
| | physic | 55.17
| | live | 54.18
| | new | 52.79
| | world | 50.98
| | modern | 50.41
| | great | 49.96
|
|
| 1965.5-1972
|
| TERM | SCORE
| | theori | 100.87
| | scienc | 91.29
| | natur | 75.23
| | man | 73.48
| | life | 71.82
| | problem | 61.46
| | time | 59.00
| | new | 56.06
| | univers | 55.33
| | physic | 53.92
| | evolut | 49.77
| | develop | 46.48
| | concept | 44.90
| | histori | 43.68
| | year | 43.66
|
|
| 1973-1979.5
|
| TERM | SCORE
| | theori | 141.17
| | life | 92.95
| | chang | 84.87
| | problem | 84.17
| | evolut | 78.63
| | univers | 70.52
| | scienc | 70.22
| | earli | 66.79
| | natur | 66.38
| | new | 62.13
| | hypothesi | 57.49
| | question | 56.69
| | live | 54.85
| | concept | 54.66
| | time | 52.52
|
|
| 1980.5-1987
|
| TERM | SCORE
| | univers | 155.42
| | theori | 138.58
| | scienc | 129.00
| | evolut | 117.49
| | problem | 107.22
| | chang | 103.08
| | question | 96.84
| | life | 90.41
| | natur | 90.01
| | earli | 73.60
| | evolutionari | 68.07
| | understand | 67.35
| | idea | 65.82
| | histori | 62.07
| | first | 56.64
|
|
| 1988-1994.5
|
| TERM | SCORE
| | univers | 230.21
| | theori | 165.39
| | evolut | 126.43
| | scienc | 123.19
| | life | 102.64
| | problem | 96.94
| | earli | 96.74
| | new | 95.09
| | origin | 89.44
| | idea | 88.75
| | natur | 87.14
| | understand | 84.47
| | year | 78.22
| | first | 78.06
| | question | 77.65
|
|
| 1995.5-2002
|
| TERM | SCORE
| | univers | 258.39
| | life | 213.09
| | scienc | 174.84
| | evolut | 156.93
| | theori | 135.86
| | earli | 110.95
| | natur | 109.56
| | new | 93.15
| | live | 86.89
| | evolutionari | 86.28
| | histori | 85.49
| | origin | 84.55
| | idea | 82.08
| | understand | 80.14
| | time | 79.82
|
|