Table. 1.

Region of the survey participants.

Region Number of sampling high school Survey participants Number of high school in 2020\cite{19}
Frequency % Frequency % Frequency %
Seoul 51 16.5 34 17.7 320 13.5
Busan 14 4.5 8 4.2 142 6.0
Daegu 13 4.2 8 4.2 93 3.9
Incheon 22 7.1 18 9.4 125 5.3
Gwangju 12 3.9 10 5.2 68 2.9
Daejeon 9 2.9 6 3.1 62 2.6
Ulsan 8 2.6 4 2.1 58 2.5
Sejong 4 1.3 3 1.6 20 0.8
Gyeonggi 70 22.6 34 17.7 480 20.3
Gangwon 10 3.2 3 1.6 116 4.9
Chungbuk 13 4.2 8 4.2 84 3.5
Chungnam 13 4.2 11 5.7 117 4.9
Jeonbuk 11 3.5 6 3.1 133 5.6
Jeonnam 15 4.8 10 5.2 144 6.1
Gyeongbuk 19 6.1 13 6.8 185 7.8
Gyeongnam 20 6.5 14 7.3 190 8.0
Jeju 6 1.9 2 1.0 30 1.3
Total 310 100.0 192 100.0 2,367 100.0
New Phys.: Sae Mulli 2021;71:864~878 https://doi.org/10.3938/NPSM.71.864
© NPSM