| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 73 |
12%
|
| 1 | One hour or less | 4 |
0.7%
|
| 2 | 3 |
0.5%
|
|
| 4 | 1 |
0.2%
|
|
| 5 | 2 |
0.3%
|
|
| 6 | 1 |
0.2%
|
|
| 7 | 2 |
0.3%
|
|
| 8 | 1 |
0.2%
|
|
| 10 | 2 |
0.3%
|
|
| 12 | 3 |
0.5%
|
|
| 15 | 1 |
0.2%
|
|
| 16 | 1 |
0.2%
|
|
| 20 | 15 |
2.5%
|
|
| 24 | 8 |
1.3%
|
|
| 25 | 4 |
0.7%
|
|
| 28 | 1 |
0.2%
|
|
| 30 | 13 |
2.1%
|
|
| 32 | 1 |
0.2%
|
|
| 35 | 2 |
0.3%
|
|
| 36 | 2 |
0.3%
|
|
| 39 | 2 |
0.3%
|
|
| 40 | 33 |
5.4%
|
|
| 48 | 8 |
1.3%
|
|
| 50 | 23 |
3.8%
|
|
| 52 | 7 |
1.1%
|
|
| 60 | 11 |
1.8%
|
|
| 70 | 2 |
0.3%
|
|
| 72 | 1 |
0.2%
|
|
| 75 | 1 |
0.2%
|
|
| 80 | 14 |
2.3%
|
|
| 90 | 5 |
0.8%
|
|
| 96 | 2 |
0.3%
|
|
| 100 | 48 |
7.9%
|
|
| 104 | 3 |
0.5%
|
|
| 108 | 2 |
0.3%
|
|
| 110 | 1 |
0.2%
|
|
| 120 | 24 |
3.9%
|
|
| 130 | 2 |
0.3%
|
|
| 135 | 1 |
0.2%
|
|
| 140 | 2 |
0.3%
|
|
| 144 | 1 |
0.2%
|
|
| 145 | 1 |
0.2%
|
|
| 148 | 1 |
0.2%
|
|
| 150 | 18 |
3%
|
|
| 156 | 3 |
0.5%
|
|
| 160 | 5 |
0.8%
|
|
| 180 | 6 |
1%
|
|
| 200 | 21 |
3.4%
|
|
| 208 | 4 |
0.7%
|
|
| 210 | 2 |
0.3%
|
|
| 216 | 1 |
0.2%
|
|
| 220 | 1 |
0.2%
|
|
| 240 | 4 |
0.7%
|
|
| 250 | 8 |
1.3%
|
|
| 260 | 5 |
0.8%
|
|
| 270 | 1 |
0.2%
|
|
| 275 | 1 |
0.2%
|
|
| 280 | 1 |
0.2%
|
|
| 300 | 20 |
3.3%
|
|
| 312 | 3 |
0.5%
|
|
| 350 | 9 |
1.5%
|
|
| 360 | 2 |
0.3%
|
|
| 400 | 12 |
2%
|
|
| 420 | 1 |
0.2%
|
|
| 450 | 3 |
0.5%
|
|
| 480 | 2 |
0.3%
|
|
| 500 | 26 |
4.3%
|
|
| 520 | 16 |
2.6%
|
|
| 550 | 1 |
0.2%
|
|
| 600 | 6 |
1%
|
|
| 624 | 1 |
0.2%
|
|
| 650 | 2 |
0.3%
|
|
| 700 | 4 |
0.7%
|
|
| 728 | 1 |
0.2%
|
|
| 735 | 1 |
0.2%
|
|
| 750 | 6 |
1%
|
|
| 780 | 2 |
0.3%
|
|
| 800 | 2 |
0.3%
|
|
| 864 | 1 |
0.2%
|
|
| 890 | 1 |
0.2%
|
|
| 900 | 1 |
0.2%
|
|
| 1000 | 17 |
2.8%
|
|
| 1004 | 1 |
0.2%
|
|
| 1050 | 1 |
0.2%
|
|
| 1100 | 3 |
0.5%
|
|
| 1200 | 13 |
2.1%
|
|
| 1250 | 1 |
0.2%
|
|
| 1300 | 5 |
0.8%
|
|
| 1400 | 1 |
0.2%
|
|
| 1500 | 17 |
2.8%
|
|
| 1710 | 1 |
0.2%
|
|
| 1725 | 1 |
0.2%
|
|
| 1920 | 1 |
0.2%
|
|
| 2000 | 1 |
0.2%
|
|
| 2500 | 2 |
0.3%
|
|
| 3000 | 2 |
0.3%
|
|
| 4000 | 2 |
0.3%
|
|
| 7000 | 1 |
0.2%
|