Table 2.
Distribution of Shigella spp. by Months in Beijing from 1994 to 2010
| Surveillance time |
No. (%) of isolates |
|||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Total | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | ||||||||||||||
| 1994 |
620 |
(10.34) |
5 |
(0.81) |
3 |
(0.48) |
3 |
(0.48) |
2 |
(0.32) |
12 |
(1.94) |
56 |
(9.03) |
165 |
(26.61) |
178 |
(28.71) |
122 |
(19.68) |
42 |
(6.77) |
23 |
(3.71) |
9 |
(1.45) |
| 1995 |
793 |
(13.22) |
10 |
(1.26) |
3 |
(0.38) |
11 |
(1.39) |
16 |
(2.02) |
49 |
(6.18) |
132 |
(16.65) |
239 |
(30.14) |
166 |
(20.93) |
76 |
(9.58) |
46 |
(5.80) |
38 |
(4.79) |
7 |
(0.88) |
| 1996 |
1196 |
(19.94) |
25 |
(2.09) |
12 |
(1.00) |
9 |
(0.75) |
5 |
(0.42) |
45 |
(3.76) |
125 |
(10.45) |
376 |
(31.44) |
317 |
(26.51) |
185 |
(15.47) |
61 |
(5.10) |
16 |
(1.34) |
20 |
(1.67) |
| 1997 |
481 |
(8.02) |
15 |
(3.12) |
5 |
(1.04) |
11 |
(2.29) |
19 |
(3.95) |
55 |
(11.43) |
76 |
(15.80) |
85 |
(17.67) |
66 |
(13.72) |
68 |
(14.14) |
52 |
(10.81) |
15 |
(3.12) |
14 |
(2.91) |
| 1998 |
602 |
(10.04) |
4 |
(0.66) |
5 |
(0.83) |
4 |
(0.66) |
10 |
(1.66) |
39 |
(6.48) |
82 |
(13.62) |
108 |
(17.94) |
136 |
(22.59) |
94 |
(15.61) |
83 |
(13.79) |
24 |
(3.99) |
13 |
(2.16) |
| 1999 |
477 |
(7.95) |
3 |
(0.63) |
5 |
(1.05) |
3 |
(0.63) |
7 |
(1.47) |
17 |
(3.56) |
63 |
(13.21) |
109 |
(22.85) |
129 |
(27.04) |
80 |
(16.77) |
29 |
(6.08) |
26 |
(5.45) |
6 |
(1.26) |
| 2000 |
437 |
(7.28) |
4 |
(0.92) |
2 |
(0.46) |
2 |
(0.46) |
2 |
(0.46) |
11 |
(2.52) |
44 |
(10.07) |
101 |
(23.11) |
154 |
(35.24) |
85 |
(19.45) |
29 |
(6.64) |
0 |
(0.00) |
3 |
(0.69) |
| 2001 |
221 |
(3.68) |
0 |
(0.00) |
1 |
(0.45) |
2 |
(0.90) |
1 |
(0.45) |
1 |
(0.45) |
8 |
(3.62) |
41 |
(18.55) |
139 |
(62.90) |
26 |
(11.76) |
2 |
(0.90) |
0 |
(0.00) |
0 |
(0.00) |
| 2002 |
399 |
(6.65) |
8 |
(2.01) |
5 |
(1.25) |
17 |
(4.26) |
20 |
(5.01) |
19 |
(4.76) |
49 |
(12.28) |
82 |
(20.55) |
88 |
(22.06) |
65 |
(16.29) |
26 |
(6.52) |
13 |
(3.26) |
7 |
(1.75) |
| 2003 |
94 |
(1.57) |
0 |
(0.00) |
1 |
(1.06) |
2 |
(2.13) |
0 |
(0.00) |
1 |
(1.06) |
5 |
(5.32) |
15 |
(15.96) |
24 |
(25.53) |
29 |
(30.85) |
13 |
(13.83) |
2 |
(2.13) |
2 |
(2.13) |
| 2004 |
252 |
(4.20) |
1 |
(0.40) |
0 |
(0.00) |
0 |
(0.00) |
0 |
(0.00) |
5 |
(1.98) |
12 |
(4.76) |
56 |
(22.22) |
102 |
(40.48) |
48 |
(19.05) |
18 |
(7.14) |
5 |
(1.98) |
5 |
(1.98) |
| 2005 |
148 |
(2.47) |
4 |
(2.70) |
1 |
(0.68) |
3 |
(2.03) |
0 |
(0.00) |
0 |
(0.00) |
1 |
(0.68) |
24 |
(16.22) |
53 |
(35.81) |
39 |
(26.35) |
15 |
(10.14) |
6 |
(4.05) |
2 |
(1.35) |
| 2006 |
117 |
(1.95) |
0 |
(0.00) |
0 |
(0.00) |
2 |
(1.71) |
0 |
(0.00) |
4 |
(3.42) |
2 |
(1.71) |
21 |
(17.95) |
41 |
(35.04) |
28 |
(23.93) |
17 |
(14.53) |
2 |
(1.71) |
0 |
(0.00) |
| 2007 |
78 |
(1.30) |
1 |
(1.28) |
2 |
(2.56) |
0 |
(0.00) |
1 |
(1.28) |
1 |
(1.28) |
3 |
(3.85) |
17 |
(21.79) |
38 |
(48.72) |
10 |
(12.82) |
3 |
(3.85) |
0 |
(0.00) |
2 |
(2.56) |
| 2008 |
22 |
(0.37) |
1 |
(4.55) |
0 |
(0.00) |
0 |
(0.00) |
1 |
(4.55) |
0 |
(0.00) |
1 |
(4.55) |
1 |
(4.55) |
6 |
(27.27) |
12 |
(54.55) |
0 |
(0.00) |
0 |
(0.00) |
0 |
(0.00) |
| 2009 |
36 |
(0.60) |
0 |
(0.00) |
0 |
(0.00) |
2 |
(5.56) |
6 |
(16.67) |
0 |
(0.00) |
1 |
(2.78) |
1 |
(2.78) |
16 |
(44.44) |
7 |
(19.44) |
2 |
(5.56) |
0 |
(0.00) |
1 |
(2.78) |
| 2010 |
26 |
(0.43) |
1 |
(3.85) |
1 |
(3.85) |
1 |
(3.85) |
1 |
(3.85) |
1 |
(3.85) |
6 |
(23.08) |
1 |
(3.85) |
7 |
(26.92) |
4 |
(15.38) |
2 |
(7.69) |
0 |
(0.00) |
1 |
(3.85) |
| Total | 5,999 | (100.00) | 82 | (1.37) | 46 | (0.77) | 72 | (1.20) | 91 | (1.52) | 260 | (4.33) | 666 | (11.10) | 1442 | (24.04) | 1660 | (27.67) | 978 | (16.30) | 440 | (7.33) | 170 | (2.83) | 92 | (1.53) |