THC Science

These hits topped the Belgian Ultratop 50 in 2011.^[1]

Flemish chart
Issue Date	Song	Artist
1 January	"Hello"	Martin Solveig & Dragonette
8 January
15 January
22 January	"Discotex! (Yah!)"	DJ F.R.A.N.K.
29 January	"Rolling in the Deep"	Adele
5 February
12 February
19 February
26 February	"Born This Way"	Lady Gaga
5 March	"On the Floor"	Jennifer Lopez featuring Pitbull
12 March
19 March
26 March
2 April	"More to Me"	Idool 2011 Finalisten
9 April
16 April
23 April
30 April
7 May	"Price Tag"	Jessie J featuring B.o.B
14 May	"Party Rock Anthem"	LMFAO featuring Lauren Bennett & GoonRock
21 May	"Set Fire to the Rain"	Adele
28 May	"Set Fire to the Rain"	Adele
4 June	"She's Got Moves"	Kevin
11 June	"She's Got Moves"	Kevin
18 June	"Give Me Everything"	Pitbull featuring Ne-Yo, Afrojack & Nayer
25 June
2 July
9 July
16 July
23 July	"Loca People"	Sak Noel
30 July
6 August
13 August
20 August	"Il nous faut"	Elisa Tovati & Tom Dice
27 August	"Somebody That I Used to Know"	Gotye featuring Kimbra
3 September
10 September
17 September
24 September
1 October
8 October
15 October
22 October
29 October
5 November
12 November
19 November	"I Follow Rivers"	Lykke Li
26 November
3 December
10 December	"Zanna"	Selah Sue & Tom Barman vs. The Subs
17 December
24 December
31 December

Francophone chart
Issue Date	Song	Artist
1 January	"The Time (Dirty Bit)"	The Black Eyed Peas
8 January	"The Time (Dirty Bit)"	The Black Eyed Peas
15 January	"Who's That Chick?"	David Guetta featuring Rihanna
22 January	"Hold It Against Me"	Britney Spears
29 January	"Rolling in the Deep"	Adele
5 February	"Over the Rainbow"	Israel Kamakawiwo'ole
12 February
19 February
26 February
5 March
12 March	"On the Floor"	Jennifer Lopez featuring Pitbull
19 March
26 March
2 April	"Sweat"	Snoop Dogg vs. David Guetta
9 April	"On the Floor"	Jennifer Lopez featuring Pitbull
16 April	"Sweat"	Snoop Dogg vs. David Guetta
23 April
30 April
7 May	"Price Tag"	Jessie J featuring B.o.B
14 May
21 May
28 May	"Sweat"	Snoop Dogg vs. David Guetta
4 June	"L'horloge tourne"	Mickaël Miro
11 June	"L'horloge tourne"	Mickaël Miro
18 June	"Give Me Everything"	Pitbull featuring Ne-Yo, Afrojack & Nayer
25 June	"Give Me Everything"	Pitbull featuring Ne-Yo, Afrojack & Nayer
2 July	"L'horloge tourne"	Mickaël Miro
9 July	"Give Me Everything"	Pitbull featuring Ne-Yo, Afrojack & Nayer
16 July
23 July
30 July	"Set Fire to the Rain"	Adele
6 August
13 August
20 August	"Il nous faut"	Elisa Tovati & Tom Dice
27 August	"Il nous faut"	Elisa Tovati & Tom Dice
3 September	"Elle me dit"	Mika
10 September
17 September
24 September
1 October
8 October
15 October	"Someone Like You"	Adele
22 October	"I Follow Rivers"	Lykke Li
29 October
5 November
12 November
19 November
26 November
3 December
10 December
17 December
24 December	"Je l'aime à mourir"	Shakira
31 December	"Je l'aime à mourir"	Shakira

References