 <div class="stat-line">
                <span>已缓存:</span>
                <span class="stat-value" id="cachedCount">0</span>
            </div>
            <div class="stat-line">
                <span>加载中:</span>
                <span class="stat-value" id="loadingCount">0</span>
            </div>
            <div class="stat-line">
                <span>缓存率:</span>
                <span class="stat-value" id="cacheRatio">0%</span>
            </div>
            <div class="stat-line">
