دسته‌بندی علت اصلی افت فشار آب

10,043,000 6%

108,528,000 9%

8,033,000 3%

12,054,000 6%

165,177,000 9%

148,215,000 11%

184,715,000 10%

437,803,000 10%

154,184,000 9%

9,131,000 13%

121,647,000 9%

45,728,000 11%

477,590,000 8%

613,899,000 8%

182,825,000 7%