札幌市下水道科学館リニューアルに子どもの視点を活かす (https://hdl.handle.net/2115/64028) yearmonth count 201701 67 201702 25 201703 22 201704 27 201705 30 201706 26 201707 8 201708 5 201709 19 201710 5 201711 11 201712 5 201801 13 201802 4 201803 7 201804 11 201805 11 201806 13 201807 13 201808 15 201809 5 201810 4 201811 11 201812 5 201901 13 201902 8 201903 12 201904 7 201905 21 201906 10 201907 28 201908 35 201909 16 201910 23 201911 10 201912 7 202001 7 202002 5 202003 14 202004 12 202005 2 202006 7 202007 13 202008 16 202009 59 202010 21 202011 12 202012 16 202101 13 202102 18 202103 11 202104 12 202105 16 202106 9 202107 5 202108 9 202109 6 202110 5 202111 8 202112 6 202201 6 202202 6 202203 13 202204 5 202205 8 202206 12 202207 9 202208 10 202209 3 202210 8 202211 4 202212 6 202301 3 202302 7 202303 8 202304 7 202305 11 202306 9 202307 7 202308 13 202309 10 202310 16 202311 14 202312 16 202401 14 202402 16 202403 13