| ASSET | YEAR | % RETURN | 
|---|---|---|
Biogen (BIIB)     | 2000     | 92.69%     | 
Biogen (BIIB)     | 2001     | 9.27%     | 
Biogen (BIIB)     | 2002     | -51.89%     | 
Biogen (BIIB)     | 2003     | 9.95%     | 
Biogen (BIIB)     | 2004     | 80.27%     | 
Biogen (BIIB)     | 2005     | -32.34%     | 
Biogen (BIIB)     | 2006     | 7.66%     | 
Biogen (BIIB)     | 2007     | 15.5%     | 
Biogen (BIIB)     | 2008     | -16.31%     | 
Biogen (BIIB)     | 2009     | 12.66%     | 
Biogen (BIIB)     | 2010     | 24.24%     | 
Biogen (BIIB)     | 2011     | 62.6%     | 
Biogen (BIIB)     | 2012     | 31.34%     | 
Biogen (BIIB)     | 2013     | 87.98%     | 
Biogen (BIIB)     | 2014     | 21.48%     | 
Biogen (BIIB)     | 2015     | -10.64%     | 
Biogen (BIIB)     | 2016     | -5.58%     | 
Biogen (BIIB)     | 2017     | 11.46%     | 
Biogen (BIIB)     | 2018     | -6.3%     | 
Biogen (BIIB)     | 2019     | -0.04%     | 
Biogen (BIIB)     | 2020     | -18.12%     | 
Biogen (BIIB)     | 2021     | -2.37%     | 
Biogen (BIIB)     | 2022     | 15.31%     | 
Biogen (BIIB)     | 2023     | -6.49%     | 
Biogen (BIIB)     | 2024     | -40.63%     |