| County | 1991 | 1992 | 1993 | 1994 | 1995 | 1996 1/ |
| Yield per acre (tons) | ||||||
| NORTH DISTRICT | ||||||
| Hunterdon | 1.8 | 2.8 | 1.9 | 1.7 | 1.5 | 1.9 |
| Morris | 2.0 | 2.5 | 1.7 | 1.7 | 1.6 | 1.8 |
| Somerset | 1.9 | 3.1 | 1.7 | 1.9 | 2.0 | 2.0 |
| Sussex | 1.8 | 2.8 | 1.6 | 1.7 | 1.6 | 1.9 |
| Warren | 2.0 | 2.7 | 2.0 | 2.0 | 2.2 | 1.8 |
| CENTRAL DISTRICT | ||||||
| Burlington | 1.9 | 1.9 | 1.7 | 2.1 | 1.9 | 1.8 |
| Mercer | 1.8 | 2.3 | 1.8 | 1.9 | 2.0 | 2.0 |
| Middlesex | 2.3 | 2.5 | 1.6 | 1.9 | 1.6 | 1.7 |
| Monmouth | 1.8 | 2.2 | 2.1 | 1.7 | 2.0 | 1.8 |
| Ocean | 1.9 | 1.7 | 1.5 | 1.7 | 1.5 | 1.6 |
| SOUTH DISTRICT | ||||||
| Atlantic | 2.1 | 1.0 | 1.0 | 1.5 | 1.5 | 1.8 |
| Camden | 2.1 | 1.1 | 2.1 | 1.9 | 2.0 | 2/ |
| Cape May | 1.8 | 1.5 | 1.9 | 1.6 | 1.6 | 2.2 |
| Cumberland | 1.9 | 1.4 | 1.7 | 1.8 | 2.3 | 2.2 |
| Gloucester | 2.0 | 1.5 | 1.9 | 1.8 | 2.0 | 1.9 |
| Salem | 2.2 | 1.4 | 1.9 | 1.8 | 2.0 | 2.0 |
| Other Counties | 2.1 | 2.7 | 1.8 | 1.5 | 1.5 | 1.8 |
| STATE | 1.9 | 2.5 | 1.8 | 1.8 | 1.8 | 1.9 |
| Production (tons) | ||||||
| NORTH DISTRICT | ||||||
| Hunterdon | 38,160 | 60,200 | 43,130 | 38,080 | 36,900 | 46,550 |
| Morris | 11,800 | 13,000 | 8,840 | 7,480 | 6,720 | 7,740 |
| Somerset | 16,340 | 28,210 | 15,470 | 18,240 | 21,200 | 19,600 |
| Sussex | 24,480 | 41,440 | 24,000 | 27,200 | 28,160 | 27,550 |
| Warren | 20,400 | 28,620 | 21,600 | 19,800 | 23,980 | 19,800 |
| CENTRAL DISTRICT | ||||||
| Burlington | 10,830 | 11,400 | 10,200 | 11,970 | 11,210 | 9,360 |
| Mercer | 5,940 | 7,820 | 6,120 | 6,270 | 7,400 | 7,800 |
| Middlesex | 2,990 | 3,000 | 1,920 | 1,900 | 2,240 | 2,720 |
| Monmouth | 6,660 | 7,700 | 7,350 | 6,120 | 7,400 | 6,480 |
| Ocean | 1,330 | 1,190 | 1,050 | 850 | 1,200 | 1,120 |
| SOUTH DISTRICT | ||||||
| Atlantic | 1,050 | 500 | 700 | 750 | 1,200 | 1,440 |
| Camden | 1,050 | 550 | 1,050 | 950 | 1,200 | 2/ |
| Cape May | 1,440 | 1,200 | 1,520 | 1,120 | 1,600 | 2,640 |
| Cumberland | 6,460 | 4,620 | 5,610 | 6,480 | 9,890 | 9,900 |
| Gloucester | 4,000 | 3,450 | 4,750 | 5,040 | 7,400 | 5,320 |
| Salem | 9,020 | 5,740 | 7,790 | 9,000 | 12,000 | 11,000 |
| Other Counties | 1,050 | 1,360 | 900 | 750 | 300 | 1,980 |
| STATE | 163,000 | 220,000 | 162,000 | 162,000 | 180,000 | 181,000 |