No, it's not only you. lol. But DC is desperate to achieve some of the level of success that even comes close to the Marvel juggernaut over the last decade or so.
Rank - Title - Studio - Lifetime Gross - Opening
1 Marvel's The Avengers - BV - $623,357,910 - 5/4/12
2 The Dark Knight - WB - $534,858,444 - 7/18/08
3 The Dark Knight Rises - WB - $448,139,099 - 7/20/12
4 Iron Man 3 - BV - $406,989,864 - 5/3/13
5 Spider-Man - Sony - $403,706,375 - 5/3/02
6 Spider-Man 2 - Sony - $373,585,825 - 6/30/04
7 Spider-Man 3 - Sony - $336,530,303 - 5/4/07
8 Iron Man - Par. - $318,412,101 - 5/2/08
9 Iron Man 2 - Par. - $312,433,331 - 5/7/10
10 - Man of Steel - WB - $285,021,000 - 6/14/13
11 Amazing Spider-Man - Sony - $262,030,663 - 7/3/12
12 The Incredibles - BV - $261,441,092 - 11/5/04
13 *Batman - WB - $251,188,924 - 6/23/89*
14 X-Men Last Stand - Fox - $234,362,462 - 5/26/06
15 Hancock - Sony - $227,946,274 - 7/2/08
16 X2: X-Men United - Fox - $214,949,694 - 5/2/03
17 Batman Begins - WB - $206,852,432 - 6/15/05
18 Superman Returns - WB - $200,081,192 - 6/28/06
19 *Batman Forever - WB - $184,031,112 - 6/16/95*
20 Thor - Par. - $181,030,624 - 5/6/11
That's 11 for Marvel, 7 for DC. But 2 of DC's movies were made before the turn of the millennium. Since the year 2000 it is still 11 for Marvel but only 5 for DC.