|Region|Date|Label|Format|Catalog|
|---|---|---|---|---|
|United Kingdom|June 10, 1985|I.R.S.|vinyl LP|MIRF1003|
|United States|June 11, 1985|I.R.S.|LP|IRS-5592|
|United States|June 11, 1985|I.R.S.|cassette tape|IRSC-5592|
|United States|June 11, 1985|I.R.S.|Compact Disc|IRSD-5592|
|Greece|1985|Illegal|LP|26525|
|Australia|1985|I.R.S./Epic|LP|ELPS 4495|
|The Netherlands|1985|I.R.S.|LP|26525|
|Worldwide|1990|MCA|Compact Disc|5592|
|Worldwide|1990|I.R.S.|cassette tape|IRSC-5592|
|The Netherlands|August 6, 1992|EMI|Compact Disc|7 13160 2 9†|
|United Kingdom|1992|Simply Vinyl|180-gram vinyl LP|SVLP151|
|Worldwide|1998|Capitol|Compact Disc|93479|
|Europe|1998|EMI|Compact Disc|13160†|
|Worldwide|1999|I.R.S.|Compact Disc|19016|
|United States|1999|Simply Vinyl|LP|0000151|
|Europe|2000|I.R.S.|Compact Disc|7131602†|

Question: how many more releases were in compact disc format than cassette tape?
Answer: 5