7,5 ppm(1) 8 ppm(1) 8,8 ppm(3) 10 ppm(4) 11 ppm(1) 14 ppm(2) 15 ppm(3) 16 ppm(9) 17 ppm(3) 18 ppm(13) 19 ppm(1) 20 ppm(8) 22 ppm(2) 25 ppm(2) 27 ppm(1) 29 ppm(2) 30 ppm(8) 32 ppm(8) 33 ppm(12)