?? ?????????? ???????? ?????
???? ?????
(
???????????
:
Port Huron, Michigan
)? ?? ????? ??? ??????
???????
?? ???? ???
???????? ???????
. ???? ????? ??? ??????? 31.75 (??²)? ?????? ?? ??? ????? 184 ?? ??? ??? ?????? 30184 ???? ?? ??? 2010 ???
?????
???? ????? ???????? ???????
???? ??????? ???????? ???? 1442.3 ????/??
2
.
[6]
???????? ????????
[
???
]
???
???? ????? ???????? ???????
?????? ?????? ???????? ???????? ????? ???????
????? ???????? ???????
. ?? ?? ???? ???????? ???????? ??? ?????? 2000 ?2010.
????? ??? 2000
[
???
]
??? ??? ???? ???? ??? 310 ???? ????
????? ??? 2000
? ???? ??? ????? 132 ???? ???? ???????? 95 ????? ????? ?? ??????.
????? ??????? ?????? ?????? ????? 98.71% ??
?????
? 1.29% ??
?????????? ????????
.
??? ??? ????? 132 ???? ???? ???? 24.2% ???? ????? ????? ??? ?? ??????? ??? ???? ????? ????? ????
???????
???????? ?? ????? ????? 61.4% ?? ??? ??????? ????? ?????? ????? 7.6% ?? ????? ??? ????? ?????? ?? ?????? ??? ???? ????? ????? ???? 28.0% ?? ??? ????????. ????? ???? 25.8% ?? ??? ???? ????? ?? ????? ????? 17.4% ????? ???? ???? ??? ???? ???? ?? ????? 65 ????? ??? ???. ???? ????? ??? ?????? ???????? 2.67? ??? ????? ??? ???????? ???? 2.32.
??? ????? ?????? ?????? 48 ?????. ????? ???? 20.0% ?? ????????
??? ?? ??????? ???
? ????? ???? 5.5% ???
??????? ??? ???????? ??????
?????? ????? 20.3% ???? ?????? ?? ????? ??????? ?? ??? ??????? ???????? ??? ???????? ??????? ?????? ????? 26.1% ???? ?? ???
??????? ????????? ??? ??????? ???????
? ????? 28.1% ???? ??? ???
??????? ??????? ????? ??? ???
. ???? ??? 100
????
96.2
???
? ????? ??? 100 ???? ?? ??????? ??? ?? ????? ??? ??? 101.6 ???.
[9]
??? ????? ??? ?????? ?? ?????? 31,071
?????
? ??? ????? ??? ??????? ???? 34,167 ?????. ???? ????? ??? ?????? 26,875 ????? ????? 18,125 ????? ??????. ????
??? ?????
????? ??????? 16,428 ?????. ????? ???? 5.6% ?? ???????? ????? 4.6% ?? ?????? ???
?? ?????
? ??? ??? ???? ??? ?? ??????? ??? ????? 6.0% ?? ??????? ??????? ?? ????? ??? ???.
????? ??? 2010
[
???
]
??? ??? ???? ???? ????? 30,184 ???? ????
????? ??? 2010
? ???? ??? ????? 12,177 ???? ???? ???????? 7,311 ????? ????? ?? ???????. ?? ??? ????
??????? ????????
3,735.6 ???? ??? ??? ???? (1,442.3/??
2
). ???? ??? ??????? ??????? 13,871 ???? ?????? ????? ???? 1,716.7 ??? ??? ???? (662.8/??
2
).
????? ??????? ?????? ??????? ????? 84.0% ??
?????
? 0.7% ??
?????????? ????????
? 0.6% ??
?????????? ??? ?????? ????????
? 9.1% ??
?????????? ????????
? 4.5% ??
????? ??????? ?? ????
.
??? ??? ????? 12,177 ???? ???? ???? 32.5% ???? ????? ????? ??? ?? ??????? ??? ???? ????? ????? ????
???????
???????? ?? ????? ????? 34.5% ?? ??? ??????? ????? ?????? ????? 19.9% ?? ????? ??? ????? ?????? ?? ?????? ??? ???? ????? ????? ???? ???? 5.6% ?? ????? ????? ?????? ?? ?????? ??? ???? ????? ????? ???? 40.0% ?? ??? ????????. ????? ???? 33.0% ?? ??? ???? ????? ?? ????? ????? 11.8% ????? ???? ???? ??? ???? ???? ?? ????? 65 ????? ??? ???. ???? ????? ??? ?????? ???????? 3.03? ??? ????? ??? ???????? ???? 2.42.
??? ????? ?????? ?????? 35.8 ?????. ????? ???? 25.6% ?? ????????
??? ?? ??????? ???
? ????? ???? 9.9% ???
??????? ??? ???????? ??????
?????? ????? 26.3% ???? ?????? ?? ????? ??????? ?? ??? ??????? ???????? ??? ???????? ??????? ?????? ????? 25.2% ???? ?? ???
??????? ????????? ??? ??????? ???????
? ????? 13.1% ???? ??? ???
??????? ??????? ????? ??? ???
. ????? ??????? ?????? ?????? ????? 47.8%
????
?52.2%
????
.
[10]
???? ???
[
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]
?????
[
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]
????? ??????
[
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]