Table 1. Minimum cage space requirements for nonhuman primates in the United States (USDA 1991) and in Europe (EECC 1986).
| Weight of primate (kg) | Floor Area (m2) | Height (cm) | |||||
|---|---|---|---|---|---|---|---|
| Europe | U.S.A. | (Difference) percent | Europe | U.S.A. | (Difference) percent | ||
| <1 | 0.25 | 0.15 | (-40) | 60 | 51 | (-15) | |
| 1-2 | 0.35 | 0.28 | (-20) | 75 | 76 | (+1) | |
| 2-3 | 0.35 | 0.28 | (-20) | 75 | 76 | (+1) | |
| 3-4 | 0.50 | 0.40 | (-20) | 80 | 76 | (-5) | |
| 4-5 | 0.50 | 0.40 | (-20) | 80 | 76 | (-5) | |
| 5-6 | 0.70 | 0.40 | (-43) | 85 | 76 | (-11) | |
| 6-7 | 0.70 | 0.40 | (-43) | 85 | 76 | (-11) | |
| 7-8 | 0.90 | 0.40 | (-56) | 90 | 76 | (-16) | |
| 8-9 | 0.90 | 0.40 | (-56) | 90 | 76 | (-16) | |
| 9-10 | 1.10 | 0.40 | (-64) | 125 | 76 | (-39) | |
| 10-11 | 1.10 | 0.56 | (-49) | 125 | 81 | (-35) | |
| 11-12 | 1.10 | 0.56 | (-49) | 125 | 81 | (-35) | |
| 12-13 | 1.10 | 0.56 | (-49) | 125 | 81 | (-35) | |
| 13-14 | 1.10 | 0.56 | (-49) | 125 | 81 | (-35) | |
| 14-15 | 1.10 | 0.56 | (-49) | 125 | 81 | (-35) | |
| 15-16 | 1.50 | 0.74 | (-51) | 125 | 91 | (-27) | |
| 16-17 | 1.50 | 0.74 | (-51) | 125 | 91 | (-27) | |
| 17-18 | 1.50 | 0.74 | (-51) | 125 | 91 | (-27) | |
| 18-19 | 1.50 | 0.74 | (-51) | 125 | 91 | (-27) | |
| 19-20 | 1.50 | 0.74 | (-51) | 125 | 91 | (-27) | |
| 20-21 | 1.50 | 0.74 | (-51) | 125 | 91 | (-27) | |
| 21-22 | 1.50 | 0.74 | (-51) | 125 | 91 | (-27) | |
| 22-23 | 1.50 | 0.74 | (-51) | 125 | 91 | (-27) | |
| 23-24 | 1.50 | 0.74 | (-51) | 125 | 91 | (-27) | |
| 24-25 | 1.50 | 0.74 | (-51) | 125 | 91 | (-27) | |
Reinhardt, Viktor, D.V.M., Ph.D., Cathy Liss, and Christine Stevens. "Comparing Cage Space Requirements for Nonhuman Primates in the United States and in Europe." Animal Welfare Information Center Newsletter, 7(1):12-13, Spring 1996.