It's official: the most popular show in the world is CSI: Miami , according to a study of television schedules across 20 countries, conducted by reputable British analysts Informa Telecoms and Media.The police forensic drama made it into the Top 10 viewing charts of more nations than any other, beating out island mystery Lost and comedy drama Desperate Housewives."The objective of our research was to find the most consistently successful programme worldwide in terms of attracting viewers," Adam Thomas, the media research manager responsible for the study, told the BBC News website."We were not therefore concerned with shows that performed extremely well in a relatively small number of markets."CSI: Miami was therefore named the most popular programme because it featured in more country top 10 rankings for 2005 than any other," he said.The original CSI: Crime Scene Investigation was placed sixth overall, followed by a third Jerry Bruckheimer show, missing persons drama Without A Trace.The top 10 shows worldwide are as follows:1. CSI: Miami 2. Lost 3. Desperate Housewives 4. Te Voy a Ensenar a Querer5. The Simpsons 6. CSI: Crime Scene Investigation 7. Without a Trace 8. Inocente de Ti9. Anita, No Te Rajes!10. The Adventures of Jimmy Neutron: Boy GeniusLost, Desperate Housewives, The Simpsons, CSI: Crime Scene Investigation and Without A Trace are all currently airing on M-Net.Of the shows listed above, TVSA readers have rated them in the following order:1. Lost (94)2. The Simpsons (90)3. CSI: Crime Scene Investigation (89)4. Desperate Housewives (88)5. CSI: Miami (81)6. Without A Trace (78)