Table 1
Longevity summary, part 1 data
| Longevity (years) | Number of Titles | Per Cent of Titles |
|---|---|---|
| 1 | 1,341 | 13.58% |
| 2–4 | 974 | 9.87% |
| 5–10 | 2,829 | 28.65% |
| 11–30 (max) | 4,729 | 47.90% |
Table 2
Becher-Biglan summary, part 1 data
| BB | Number of Titles | Median Longevity |
|---|---|---|
| Hard Applied | 1,637 | 10.0 |
| Hard Pure | 960 | 9.5 |
| Soft Applied | 1,345 | 9.0 |
| Soft Pure | 6,060 | 10.0 |
| Grand Total | 10,002 | 10.0 |
Table 3
Major subject summary, part 1 data
| Major Subject | Number of Titles | Median Longevity |
|---|---|---|
| Arts | 267 | 10.0 |
| Business | 253 | 8.0 |
| Education | 478 | 8.0 |
| Health | 755 | 10.0 |
| Humanities | 3,523 | 11.0 |
| Social Science | 2,769 | 11.0 |
| STEM | 1,695 | 10.0 |
| Grand Total | 9,740 | 10.0 |
Table 4
Academic department summary, part 1 data
| Department | Number of Titles | Median Longevity |
|---|---|---|
| Religion | 300 | 12 |
| Mathematics | 102 | 12 |
| History | 1,448 | 12 |
| Veterinary | 468 | 11 |
| Sociology | 1,011 | 11 |
| Psychology | 511 | 11 |
| Nursing | 123 | 11 |
| Music | 105 | 11 |
| Law | 123 | 11 |
| Anthropology | 171 | 11 |
| Visual Arts | 162 | 10 |
| Political Science | 371 | 10 |
| Philosophy | 291 | 10 |
| Medicine | 608 | 9 |
| Foreign Languages and Literature | 105 | 9 |
| English | 1,308 | 9 |
| Biology | 673 | 9 |
| Engineering | 155 | 8 |
| Education | 478 | 8 |
| Economics | 581 | 8 |
| Business | 255 | 8 |
| Grand Total (includes smaller departments excluded from list above) | 9,932 | 10 |
Table 5
Longevity summary, part 2 data
| Longevity | Number of Titles | Per Cent of Titles |
|---|---|---|
| 1 | 1,518 | 37.3% |
| 2–4 | 1,099 | 27.1% |
| 5–10 | 1,262 | 31.1% |
| 11–13 (max) | 181 | 4.4% |
Table 6
Becher-Biglan summary, part 2 data
| BB | Number of Titles | Mean Longevity |
|---|---|---|
| Hard Applied | 916 | 4.7 |
| Hard Pure | 345 | 4.2 |
| Other | 17 | 3.0 |
| Soft Applied | 454 | 3.5 |
| Soft Pure | 2,328 | 3.7 |
| Grand Total | 4,060 | 3.9 |
Table 7
Major subject summary, part 2 data
| Major Subject | Number of Titles | Mean Longevity |
|---|---|---|
| Arts | 202 | 3.7 |
| Business | 55 | 3.7 |
| Education | 180 | 3.7 |
| Health | 455 | 4.1 |
| Humanities | 1,354 | 3.6 |
| Law | 50 | 2.8 |
| Other | 69 | 2.7 |
| Social Science | 938 | 3.8 |
| STEM | 757 | 4.8 |
| Grand Total | 4,060 | 3.9 |
Table 8
Academic department summary, part 2 data
| Department | Number of Titles | Mean Longevity |
|---|---|---|
| Veterinary | 270 | 6.2 |
| Chemistry | 4 | 5.8 |
| Mathematics | 15 | 5.7 |
| Home Economics | 13 | 5.2 |
| Nursing | 153 | 5.0 |
| Environmental Studies | 17 | 4.8 |
| Physics | 39 | 4.8 |
| General Works | 59 | 4.6 |
| Psychology | 128 | 4.6 |
| Geography | 52 | 4.3 |
| Biology | 274 | 4.2 |
| Classics | 6 | 4.2 |
| Music | 123 | 4.0 |
| Anthropology | 119 | 3.9 |
| Economics | 144 | 3.9 |
| History | 464 | 3.8 |
| Business | 55 | 3.7 |
| Education | 180 | 3.7 |
| Philosophy | 103 | 3.7 |
| English | 483 | 3.6 |
| Political Science | 111 | 3.6 |
| Computer Science | 12 | 3.6 |
| Engineering | 69 | 3.6 |
| Medicine | 291 | 3.6 |
| Astronomy | 11 | 3.5 |
| Geology | 6 | 3.5 |
| Sociology | 316 | 3.5 |
| Agriculture | 30 | 3.5 |
| Religion | 236 | 3.4 |
| Foreign Languages and Literature | 51 | 3.3 |
| Visual Arts | 79 | 3.2 |
| Law | 50 | 2.8 |
| Library Science | 63 | 2.5 |
| Naval Science | 3 | 2.3 |
| Military Science | 31 | 1.8 |
| Grand Total | 4,060 | 3.9 |
Table 9
Longevity summary, part 2B data
| Longevity | Number of Titles | Per Cent of Titles |
|---|---|---|
| 1 | 18,984 | 52.9% |
| 2–4 | 7,197 | 20.1% |
| 5–10 | 7,947 | 22.2% |
| 11–13 (max) | 1,732 | 4.8% |
Table 10
Becher-Biglan summary, part 2B data
| BB | Number of Titles | Mean Longevity |
|---|---|---|
| Hard Applied | 4,966 | 3.9 |
| Hard Pure | 2,922 | 3.4 |
| Other | 88 | 3.2 |
| Soft Applied | 3,407 | 3.2 |
| Soft Pure | 24,477 | 3.1 |
| Grand Total | 35,860 | 3.3 |