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DuPage County Statistics

AverageMedian# YearsHigh CountLow Count
All Years904.8876251502 (1995)560 (1990)
1st 10 Years9921022.5101502 (1995)560 (1990)
Last 10 Years839.1796.5101145 (2005)702 (2010)
Likelihood that the numbers counted have decreased: 83%*.

Fermilab Site Statistics

AverageMedian# YearsHigh CountLow Count
All Years35.336.51876 (2000)3 (2008)
1st 10 Years43.6421076 (2000)20 (2005)
Last 10 Years24.8241046 (2014)3 (2008)
Likelihood that the numbers counted have decreased: 97%*.

* The probability is obtained from a "Wilcoxon two-sample test" comparing the numbers reorded in the first 10 years with those recorded in the last 10 years.

DuPage County Data

YearTallyYearTallyYearTallyYearTally
19905601991690199282819931004
19941157199515021996109219971137
19989091999104120009582001876
20027712003758200494720051145
2006964200776420087552009829
2010702201176120128792013842
2014750

Fermilab Site Data

YearTallyYearTallyYearTallyYearTally
1990--1991--1992--1993--
1994--1995--1996--199768
199846199949200076200137
200238200348200426200520
20062820073620083200929
201010201118201215201343
201446