Last years analysis: http://gamrconnect.vgchartz.com/thread.php?id=156922
69.5m games have been sold in 2013 (-6%)
Total Revenue: 2.41b € ($3.31b)
-> Hardware Revenue: 0.59b € ($0.81b)
-> Software Revenue: (Games+DLC/subscribtions/accounts): 1.82b € ($2.5b) (-2%)
-> 1.470b € (-2%) of that came from digital and retail games
Consoles: 862m € (+5%) revenue. 23.5m games sold (+2%)
PC: 392m € (-15%) revenue. 23.5m games sold (-5%)
Handhelds: 176m € (-2%) revenue. 6.2m games sold (-9%)
Mobile gaming: 39m € (+4%) revenue. 16.3m games sold (-15%)
DLC, subscriptions and accounts: 348m € (-1%) revenue.
-> DLC: 209m € (-8%) revenue.
-> Subscriptions and accounts: 139m € (+12%) revenue.
Source and tons of charts:
http://www.biu-online.de/de/fakten/marktzahlen/die-deutsche-gamesbranche-2013.html
http://www.biu-online.de/de/fakten/marktzahlen/datentraeger-und-downloads.html
http://www.biu-online.de/de/fakten/marktzahlen/online-und-browser-games.html
http://www.biu-online.de/de/fakten/marktzahlen/virtuelle-zusatzinhalte.html
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Mobile gaming took the biggest hit (considering they had a ~50% increase last year). Then PC.
Ask anything you want to know.