Figure S2,,, Mobility diameter (nm),dN/dlogdm / cm3,dN/dlogdm / cm3,dN/dlogdm / cm3 15.7,1300,5540,7890 16.3,1780,6550,4800 16.8,2710,3120,5290 17.5,3920,5020,4900 18.1,6920,7850,5680 18.8,13100,15200,6770 19.5,15800,14400,9110 20.2,19900,18800,14400 20.9,25200,19600,17300 21.7,29400,22100,19100 22.5,35900,31100,25200 23.3,38700,37000,36800 24.1,53300,49500,47000 25,58900,65900,58100 25.9,68000,72600,68900 26.9,79100,78000,84800 27.9,88800,102000,86800 28.9,110000,111000,97200 30,111000,131000,119000 31.1,132000,138000,133000 32.2,139000,150000,153000 33.4,153000,165000,161000 34.6,167000,177000,171000 35.9,178000,191000,192000 37.2,194000,213000,202000 38.5,197000,228000,214000 40,218000,233000,233000 41.4,233000,249000,250000 42.9,244000,259000,259000 44.5,254000,280000,272000 46.1,265000,283000,295000 47.8,272000,311000,306000 49.6,295000,319000,317000 51.4,303000,324000,332000 53.3,313000,341000,352000 55.2,332000,355000,368000 57.3,332000,370000,379000 59.4,349000,390000,403000 61.5,362000,394000,415000 63.8,376000,407000,431000 66.1,401000,433000,444000 68.5,406000,440000,447000 71,414000,444000,451000 73.7,401000,438000,451000 76.4,418000,462000,454000 79.1,428000,465000,475000 82,422000,488000,484000 85.1,447000,509000,502000 88.2,442000,517000,499000 91.4,444000,529000,518000 94.7,475000,550000,511000 98.2,487000,562000,522000 101.8,493000,570000,534000 105.5,506000,590000,543000 109.4,507000,599000,549000 113.4,509000,613000,539000 117.6,521000,635000,549000 121.9,530000,618000,573000 126.3,540000,635000,573000 131,552000,637000,574000 135.8,542000,647000,566000 140.7,539000,649000,571000 145.9,543000,631000,573000 151.2,558000,640000,565000 156.8,546000,626000,564000 162.5,546000,630000,557000 168.5,535000,608000,549000 174.7,533000,596000,531000 181.1,517000,569000,521000 187.7,509000,565000,511000 194.6,502000,553000,509000 201.7,483000,546000,497000 209.1,481000,517000,479000 216.7,462000,511000,448000 224.7,445000,469000,434000 232.9,416000,460000,410000 241.4,409000,447000,393000 250.3,386000,408000,373000 259.5,369000,386000,357000 269,347000,374000,330000 278.8,334000,356000,324000 289,320000,342000,304000 299.6,296000,315000,285000 310.6,273000,299000,260000 322,256000,276000,235000 333.8,230000,252000,219000 346,209000,230000,205000 358.7,195000,218000,186000 371.8,189000,211000,181000 385.4,185000,191000,174000 399.5,164000,181000,156000 414.2,149000,169000,138000 429.4,130000,150000,124000 445.1,118000,136000,115000 461.4,108000,119000,101000 478.3,96000,109000,90500 495.8,88600,99300,78500 514,75700,85600,72900 532.8,68000,76300,66400 552.3,60100,70500,58600 572.5,52900,62000,51600 593.5,46400,54300,45800 615.3,41100,47600,38400 637.8,36000,39900,30800