Table:
text: List of cities in Italy
Cities
Cities
_ City _1981_Census _1991_Census _2001_Census _2010_Est_ Region
1 Rome 2840259 2775250 2546804 2761477 Lazio
2 Milan 1604773 1369231 1256211 1324110 Lombardy
3 Naples 1212387 1067365 1004500 959574 Campania
4 Turin 1117154 962507 865263 907563 Piedmont
5 Palermo 701782 698556 686722 655875 Sicily
6 Genoa 762895 678771 610307 607906 Liguria
7 Bologna 459080 404378 371217 380181 Emilia-Romagna
8 Florence 448331 403294 356118 371282 Tuscany
9 Bari 371022 342309 316532 320475 Apulia
10 Catania 380328 333075 313110 293458 Sicily
11 Venice 346146 309422 271073 270884 Veneto
12 Verona 265932 255824 253208 263964 Veneto
13 Messina 260233 231693 252026 242503 Sicily
14 Padua 234678 215137 204870 214198 Veneto

Question: From the list of cities in Italy, how many censuses of 2001 are there ranked 13?