| Disease Only: | Disease/Insect: | Insect Only: | Total Samples: |
| 1974 | 378 | 642 | 2994 |
| Host Group: | Diseases: |
| Woody Ornamentals | 676 |
| Herbaceous Ornamentals (perennials, bedding plants) | 380 |
| Vegetables | 319 |
| Turf | 239 |
| Field Crops | 178 |
| Interior Plants (house, malls, floriculture) | 168 |
| Small Fruits | 153 |
| Miscellaneous | 38 |
| Commercial Forestry | 32 |
| Small Grains | 31 |
| Household/Industrial | 26 |
| Herbs | 22 |
| Fruit Trees | 15 |
| Multiple hosts, ornamental | 14 |
| Ground or Soil | 13 |
| Unknown | 11 |
| Wood | 7 |
| Multiple hosts, vegetable | 7 |
| Forages | 6 |
| Weeds, Wildflowers | 6 |
| Miscellaneous/Accidental House | 4 |
| Nut Trees | 4 |
| Pasture | 2 |
| Regulatory samples | 1 |
| Host Group: | Insects: |
| Woody Ornamentals | 214 |
| Miscellaneous | 188 |
| Household/Industrial | 119 |
| Miscellaneous/Accidental House | 77 |
| Herbaceous Ornamentals (perennials, bedding plants) | 71 |
| Vegetables | 65 |
| Field Crops | 46 |
| Turf | 43 |
| Interior Plants (house, malls, floriculture) | 37 |
| Small Fruits | 34 |
| Ground or Soil | 22 |
| Wood | 18 |
| Unknown | 15 |
| Human | 15 |
| Small Grains | 12 |
| Multiple hosts, ornamental | 12 |
| Forages | 6 |
| Herbs | 6 |
| Pasture | 5 |
| Multiple hosts, vegetable | 4 |
| Weeds, Wildflowers | 3 |
| Fruit Trees | 3 |
| Commercial Forestry | 2 |
| Animal | 2 |
| Multiple hosts, fruit | 1 |