Stronger

===Weekly charts===
Chart (2015) 	Peakposition
Australia (ARIA) 	10
Austria (Ö3 Austria Top 40) 	3
Belgium (Ultratop 50 Flanders) 	12
Belgium (Ultratop 50 Wallonia) 	10
Brazil Airplay (Billboard Brasil) 	13
Canada (Canadian Hot 100) 	12
Czech Republic (Rádio Top 100) 	9
Czech Republic (Singles Digitál Top 100)	10
Denmark (Tracklisten) 	10
Finland (Suomen virallinen lista) 	7
France (SNEP) 	13
Germany (Official German Charts) 	4
Hungary (Radios Top 40) 	10
Hungary (Single Top 40) 	12
Iceland (RÚV) 	15
Ireland (IRMA) 	5
Israel (Media Forest) 	10
Italy (FIMI) 	14
Japan (Japan Hot 100) 	29
Lebanon (Lebanese Top 40) 	20
Mexico Streaming (AMPROFON) 	25
Netherlands (Dutch Top 40) 	10
Netherlands (Single Top 100) 	12
New Zealand (Recorded Music NZ) 	13
Norway (VG-lista) 	8
Poland (Polish Airplay Charts) 	4
Portugal (AFP) 	8
Romania (Airplay 100) 	9
Russia Airplay (Tophit) 	17
Scotland (Official Charts Company) 	5
Slovakia (Rádio Top 100) 	4
Slovakia (Singles Digitál Top 100) 	10
Slovenia (SloTop50) 	13
South Korea International Chart (Gaon) 	20
Spain (PROMUSICAE) 	13
Sweden (Sverigetopplistan) 	4
Switzerland (Schweizer Hitparade) 	5
UK Singles (Official Charts Company) 	6
Ukraine Airplay (Tophit) 	13
US Billboard Hot 100 	10
US Adult Contemporary (Billboard) 	30
US Adult Top 40 (Billboard) 	5
US Dance Club Songs (Billboard) 	7
US Dance/Mix Show Airplay (Billboard) 	10
US Mainstream Top 40 (Billboard) 	15
==Certifications==
Region 	Certification	Certified units/sales
Australia (ARIA) 	Platinum 	70,000
Austria (IFPI Austria) 	Platinum 	30,000
Belgium (BEA) 	Gold 	15,000
Brazil (Pro-Música Brasil)	Gold 	20,000
Canada (Music Canada) 	Platinum 	80,000
Denmark (IFPI Denmark) 	Platinum 	30,000
France (SNEP) 	Gold 	100,000
Germany (IFPI Denmark) 	Gold 	200,000
Ireland (IRMA) 	Gold 	7,500
Italy (FIMI) 	Platinum 	50,000
Mexico (AMPROFON) 	Gold 	30,000
New Zealand (RMNZ) 	Gold 	15,000
Sweden (IFPI SWE) 	Platinum 	40,000
United Kingdom (BPI) 	Platinum 	600,000
United States (RIAA) 	3x Platinum 	3,000,000