2019（令和元）年度レファレンス統計
| 4月 |
1,385 |
0 |
122 |
1 |
0 |
0 |
60 |
331 |
1 |
3 |
61 |
0 |
1,899 |
65 |
0 |
0 |
1,964 |
| 5月 |
1,347 |
0 |
131 |
2 |
0 |
0 |
87 |
395 |
1 |
3 |
61 |
0 |
1,934 |
93 |
0 |
0 |
2,027 |
| 6月 |
1,487 |
2 |
98 |
3 |
0 |
0 |
73 |
386 |
2 |
7 |
69 |
0 |
2,040 |
87 |
0 |
0 |
2,127 |
| 7月 |
1,455 |
1 |
145 |
4 |
4 |
0 |
68 |
416 |
1 |
8 |
58 |
0 |
2,074 |
82 |
4 |
0 |
2,160 |
| 8月 |
1,396 |
0 |
135 |
8 |
0 |
0 |
65 |
449 |
6 |
9 |
56 |
1 |
2,036 |
89 |
0 |
0 |
2,125 |
| 9月 |
1,174 |
13 |
96 |
7 |
0 |
0 |
60 |
338 |
7 |
2 |
36 |
0 |
1,644 |
89 |
0 |
0 |
1,733 |
| 10月 |
1,206 |
0 |
111 |
1 |
2 |
0 |
45 |
333 |
9 |
4 |
32 |
0 |
1,682 |
59 |
2 |
0 |
1,743 |
| 11月 |
1,314 |
1 |
156 |
8 |
1 |
0 |
60 |
314 |
2 |
3 |
57 |
1 |
1,841 |
75 |
1 |
0 |
1,917 |
| 12月 |
1,085 |
3 |
102 |
1 |
0 |
0 |
38 |
306 |
4 |
5 |
58 |
0 |
1,551 |
51 |
0 |
0 |
1,602 |
| 1月 |
1,145 |
4 |
126 |
0 |
2 |
0 |
64 |
288 |
1 |
6 |
39 |
3 |
1,598 |
78 |
2 |
0 |
1,678 |
| 2月 |
1,275 |
3 |
120 |
6 |
1 |
0 |
57 |
313 |
5 |
3 |
34 |
0 |
1,742 |
74 |
1 |
0 |
1,817 |
| 3月 |
1,139 |
1 |
0 |
3 |
1 |
0 |
63 |
254 |
1 |
6 |
36 |
1 |
1,429 |
75 |
1 |
0 |
1,505 |
| 合計 |
15,408 |
28 |
1,342 |
44 |
11 |
0 |
740 |
4,123 |
40 |
59 |
597 |
6 |
21,470 |
917 |
11 |
0 |
22,398 |