royal caribbean cruises ltd . 15 from two to 17 nights throughout south america , the caribbean and europe . additionally , we announced that majesty of the seas will be redeployed from royal caribbean international to pullmantur in 2016 . pullmantur serves the contemporary segment of the spanish , portuguese and latin american cruise mar- kets . pullmantur 2019s strategy is to attract cruise guests from these target markets by providing a variety of cruising options and onboard activities directed at couples and families traveling with children . over the last few years , pullmantur has systematically increased its focus on latin america and has expanded its pres- ence in that market . in order to facilitate pullmantur 2019s ability to focus on its core cruise business , on march 31 , 2014 , pullmantur sold the majority of its interest in its non-core busi- nesses . these non-core businesses included pullmantur 2019s land-based tour operations , travel agency and 49% ( 49 % ) interest in its air business . in connection with the sale agreement , we retained a 19% ( 19 % ) interest in each of the non-core businesses as well as 100% ( 100 % ) ownership of the aircraft which are being dry leased to pullmantur air . see note 1 . general and note 6 . other assets to our consolidated financial statements under item 8 . financial statements and supplementary data for further details . cdf croisi e8res de france we currently operate two ships with an aggregate capacity of approximately 2800 berths under our cdf croisi e8res de france brand . cdf croisi e8res de france offers seasonal itineraries to the mediterranean , europe and caribbean . during the winter season , zenith is deployed to the pullmantur brand for sailings in south america . cdf croisi e8res de france is designed to serve the contemporary segment of the french cruise market by providing a brand tailored for french cruise guests . tui cruises tui cruises is a joint venture owned 50% ( 50 % ) by us and 50% ( 50 % ) by tui ag , a german tourism and shipping com- pany , and is designed to serve the contemporary and premium segments of the german cruise market by offering a product tailored for german guests . all onboard activities , services , shore excursions and menu offerings are designed to suit the preferences of this target market . tui cruises operates three ships , mein schiff 1 , mein schiff 2 and mein schiff 3 , with an aggregate capacity of approximately 6300 berths . in addition , tui cruises currently has three newbuild ships on order at the finnish meyer turku yard with an aggregate capacity of approximately 7500 berths : mein schiff 4 , scheduled for delivery in the second quarter of 2015 , mein schiff 5 , scheduled for delivery in the third quarter of 2016 and mein schiff 6 , scheduled for delivery in the second quarter of 2017 . in november 2014 , we formed a strategic partnership with ctrip.com international ltd . ( 201cctrip 201d ) , a chinese travel service provider , to operate a new cruise brand known as skysea cruises . skysea cruises will offer a custom-tailored product for chinese cruise guests operating the ship purchased from celebrity cruises . the new cruise line will begin service in the second quarter of 2015 . we and ctrip each own 35% ( 35 % ) of the new company , skysea holding , with the balance being owned by skysea holding management and a private equity fund . industry cruising is considered a well-established vacation sector in the north american market , a growing sec- tor over the long term in the european market and a developing but promising sector in several other emerging markets . industry data indicates that market penetration rates are still low and that a significant portion of cruise guests carried are first-time cruisers . we believe this presents an opportunity for long-term growth and a potential for increased profitability . the following table details market penetration rates for north america and europe computed based on the number of annual cruise guests as a percentage of the total population : america ( 1 ) europe ( 2 ) .

north america ( 1 ): 2010: -3.1
2011: -3.4
2012: -3.3
2013: -3.4
2014: -3.5
europe ( 2 ): 2010: -1.1
2011: -1.1
2012: -1.2
2013: -1.2
2014: -1.3

( 1 ) source : our estimates are based on a combination of data obtained from publicly available sources including the interna- tional monetary fund and cruise lines international association ( 201cclia 201d ) . rates are based on cruise guests carried for at least two consecutive nights . includes the united states of america and canada . ( 2 ) source : our estimates are based on a combination of data obtained from publicly available sources including the interna- tional monetary fund and clia europe , formerly european cruise council . we estimate that the global cruise fleet was served by approximately 457000 berths on approximately 283 ships at the end of 2014 . there are approximately 33 ships with an estimated 98650 berths that are expected to be placed in service in the global cruise market between 2015 and 2019 , although it is also possible that ships could be ordered or taken out of service during these periods . we estimate that the global cruise industry carried 22.0 million cruise guests in 2014 compared to 21.3 million cruise guests carried in 2013 and 20.9 million cruise guests carried in 2012 . part i .

Questions:
what is the total global cruise guests in 2014?
what about in 2012?
what is the difference among these years?
what is the total global cruise guests in 2012?
what fraction does this represent?
what about the percentage change?

Answers:
22.0
20.9
1.1
20.9
0.0526
5.26