A:A complete answer can be found here:
http://www.jewishvirtuallibrary.org/jsource/Judaism/jewpop.html#region CountryPopulation (2005E)% JewishEstimated JewsAfghanistan 29,928,9870.000003307
1Algeria32,531,8530.0003%
100Argentina39,537,9431%
395,379Armenia2,982,9040.025%
750Australia20,090,4370.45%
90,406Austria8,184,6910.1%
8,184Azerbaijan7,911,9740.1%
7,911Belarus10,300,4830.7%
72,103Belgium10,364,3880.5%
51,821Bolivia8,857,8700.006%
500Bosnia and Herzegovina4,025,4760.025%
1,006Botswana1,640,1150.006%
100Brazil186,112,7940.051%
95,125Bulgaria7,450,3490.031%
2,300Canada32,805,0411.2%
393,660Chile15,980,9120.131%
20,900China1,306,313,8120.00008%
1,000Colombia42,954,2790.008%
3,436Congo (Kinshasa)60,085,0040.0002%
120Costa Rica4,016,1730.06%
2,409Croatia4,495,9040.04%
1,798Cuba11,346,6700.013%
1,500Czech Republic10,241,1380.03%
3,072Denmark5,432,3350.13%
7,062Dominican Republic8,950,0340.001%
100Ecuador13,363,5930.007%
935Egypt77,505,7560.0001%
100El Salvador6,704,9320.001%
100Estonia1,332,8930.136%
1,818Ethiopia73,053,2860.027%
20,000Finland5,223,4420.021%
1,110France60,656,1781%
606,561Georgia4,677,4010.17%
7,951Germany82,431,3900.13%
107,160Greece10,668,3540.05%
5,334Guatemala14,655,1890.008%
1,172Hungary10,006,8350.6%
60,041India1,080,264,3880.0005%
5,401Iran68,017,8600.03%
20,405Iraq26,074,9060.0004%
100Ireland4,015,6760.03%
1,204Israel6,276,88380%
5,021,506Italy58,103,0330.052%
30,213Jamaica2,731,8320.011%
300Japan127,417,2440.0008%
1,002Kazakhstan15,185,8440.027%
4,100Kenya33,829,5900.001%
400Korea, South48,422,6440.0002%
100Kyrgyzstan5,146,2810.018%
926Latvia2,290,2370.397%
9,092Lebanon3,826,0180.003%
100Lithuania3,596,6170.1%
3,596Luxembourg468,5710.14%
655Macedonia2,045,2620.005%
100Mexico106,202,9030.05%
53,101Moldova4,455,4210.7%
31,187Morocco32,725,8470.016%
5,236Namibia2,030,6920.006%
115The Netherlands16,407,4910.2%
32,814New Zealand4,035,4610.135%
5,447Nigeria128,771,9880.00008%
100Norway4,593,0410.027%
1,240Panama3,039,1500.33%
10,029Paraguay6,347,8840.016%
1,015Peru27,925,6280.01%
2,792Philippines87,857,4730.0001%
100Poland38,635,1440.065%
24,999Portugal10,566,2120.007%
739Puerto Rico3,916,6320.038%
1,488Romania22,329,9770.027%
6,029Russia143,420,3090.5%
717,101Serbia and Montenegro10,829,1750.016%
1,732Singapore4,425,7200.007%
300Slovakia5,431,3630.056%
3,041Slovenia2,011,0700.005%
100South Africa44,344,1360.2%
88,688Spain40,341,4620.12%
48,409Suriname438,1440.046%
200Sweden9,001,7740.2%
18,003Switzerland7,489,3700.2%
14,978Syria18,448,7520.0005%
100Tajikistan7,163,5060.001%
100Thailand65,444,3710.0003%
199Trinidad and Tobago1,088,6440.1%
1,088Tunisia10,074,9510.018%
1,813Turkey69,660,5590.025%
17,415Turkmenistan4,952,0810.01%
495Ukraine47,425,3360.3%
142,276United Kingdom60,441,4570.5%
302,207United States295,734,1342%
5,914,682Uruguay3,415,9200.9%
30,743Uzbekistan26,851,1950.065%
17,453Venezuela25,375,2810.1%
25,375Yemen20,727,0630.001%
200Zimbabwe12,746,9900.006%
764Total Population6,430,856,2210.227%
14,596,017Updated in 2005