| | Dogs | Cats | Birds | Horses |
| Percent of households owning | 37.2% | 32.4% | 3.9% | 1.8% |
| Number of households owning | 43,021,000 | 37,460,000 | 4,453,000 | 2,087,000 |
| Average number owned per household | 1.7 | 2.2 | 2.5 | 3.5 |
| Total number in United States | 72,114,000 | 81,721,000 | 11,199,000 | 7,295,000 |
| Veterinary visits per household per year (mean) | 2.6 | 1.7 | 0.3 | 2.2 |
| Veterinary expenditure per household per year (mean) | $356 | $190 | $25 | $360 |
| Veterinary expenditure per animal (mean) | $200 | $81 | $9 | $92 |
|
| | Households | Population |
| | (in 1,000) | (in 1,000) |
| | | Fish | 9,036 | 75,898 |
| Ferrets | 505 | 1,060 |
| Rabbits | 1,870 | 6,171 |
| Hamsters | 826 | 1,239 |
| Guinea Pigs | 628 | 1,004 |
| Gerbils | 187 | 431 |
| Other Rodents | 452 | 949 |
| Turtles | 1,106 | 1,991 |
| Snakes | 390 | 586 |
| Lizards | 719 | 1,078 |
| Other Reptiles | 69 | 199 |
| Other Birds | 464 | 4,966 |
| Livestock | 728 | 10,995 |
| All others | 1,182 | 3,664 |
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