|  
                Year  
            |  
         
             Beginning Price  
            |  
         
             Ending Price  
            |  
         
             Gain or Loss 
            |  
         
             Percent Gain or Loss  
            |  
      
|  
           2015 
            |  
         
           30.84 
            | 
         
           6.29 
            |  
         
           -24.55 
            |  
         
           -79.60% 
            |  
      
|  
           2016 
            |  
         
           6.29 
            |  
         
           3.18 
            |  
         
           -3.11 
            |  
         
           -49.44% 
            |  
      
|  
           2017 
            |  
         
           3.18 
            |  
         
           4.62 
            |  
         
           1.44 
            |  
         
           45.28% 
            |  
      
|  
           2018 
            |  
         
           4.62 
            |  
         
           4.95 
            |  
         
           0.33 
            |  
         
           7.14% 
            |  
      
|  
           2019 
            |  
         
           4.95 
            |  
         
           1.11 
            |  
         
           -3.84  
            |  
         
           -77.58%  
            |  
      
|  
           2020 
            |  
         
           1.11 
            |  
         
           1.4867* 
            |  
         
           0.3767 
            |  
         
           33.94% 
            |  
      
|  
           2021 
            |  
         
           21.41 
            |  
         
           10.79 
            |  
         
           -10.62  
            |  
         
           -49.60%  
            |  
      
|  
           2022 
            |  
         
           10.79 
            |  
         
           4.13 
            |  
         
           -6.66  
            |  
         
           -61.72%  
            |  
      
|  
           2023 
            |  
         
           4.13 
            |  
         
           4.55 
            |  
         
           0.42  
            |  
         
           10.17%  
            |  
      
|  
           2024 
            |  
         
           4.55 
            |  
         
           3.87 
            |  
         
           -0.68  
            |  
         
           -14.95%  
            |