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Table 2 Personal, indoor and outdoor concentrations of toluene ( μg/m3) in the six periods

From: An analysis of factors that influence personal exposure to toluene and xylene in residents of Athens, Greece

  Personal Indoor Urban
Period Mean Median 10th–90th percentiles Mean Median 10th–90th percentiles Mean Median min – max
1st – SEP 90.7 79.6 53.0–130.8 58.4 50.6 23.1–81.6 99.8 84.1 37.3–256.8
2nd – DEC 72.0 69.6 46.1–120.7 57.2 41.0 21.5–131.3 76.7 68.2 22.7–225.6
3rd – FEB 74.9 63.0 35.2–123.1 46.6 39.6 13.8–68.4 74.8 65.5 34.2–143.8
4th – APR 80.1 58.9 34.7–147.8 48.2 37.0 15.9–79.9 59.6 53.9 19.5–125.4
5th – JUN 58.2 53.3 26.2–97.8 44.9 30.4 16.2–97.0 53.3 46.9 18.2–113.1
6th – SEP 69.4 59.0 30.7–109.1 40.5 33.1 17.5–67.6 77.7 66.3 29.0–241.1
Annual 74.3 63.0 34.1–115.5 49.2 38.9 19.4–82.5 73.6 63.3 18.2–256.8